本来特别的
可惜在更新源的问题上出现了重大问题 
换了N多的更新源地址都不行 后来换回自带的更新源文件 依然无法更新
求达人解惑
增加一点，我使用的是Ubuntu SPARC 7.04版本
如果是版本问题 我在网上能找到SPARC版本就是这个了 是否是版本问题
附：返回信息
ctcl@Ubuntu:~$ sudo apt-get update
Ign cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty Release.gpg
Ign cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty/main Translation-en_US
Ign cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty/restricted Translation-en_US
Ign cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty Release
Ign cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty/main Packages
Ign cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty/restricted Packages
Err cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty/main Packages
Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Err cdrom://Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415) feisty/restricted Packages
Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Ign http://security.ubuntu.com feisty-security Release.gpg
Ign http://security.ubuntu.com feisty-security/universe Translation-en_US
Ign http://security.ubuntu.com feisty-security/multiverse Translation-en_US
Ign http://security.ubuntu.com feisty-security Release
Ign http://security.ubuntu.com feisty-security/main Sources
Ign http://ubuntu.cn99.com feisty Release.gpg
Ign http://ubuntu.cn99.com feisty/main Translation-en_US
Ign http://ubuntu.cn99.com feisty/restricted Translation-en_US
Ign http://ubuntu.cn99.com feisty/universe Translation-en_US
Ign http://ubuntu.cn99.com feisty/multiverse Translation-en_US
Ign http://ubuntu.cn99.com feisty-updates Release.gpg
Ign http://ubuntu.cn99.com feisty-updates/main Translation-en_US
Ign http://ubuntu.cn99.com feisty-updates/restricted Translation-en_US
Ign http://ubuntu.cn99.com feisty-security Release.gpg
Ign http://ubuntu.cn99.com feisty-security/main Translation-en_US
Ign http://ubuntu.cn99.com feisty-security/restricted Translation-en_US
Ign http://security.ubuntu.com feisty-security/restricted Sources
Ign http://security.ubuntu.com feisty-security/universe Packages
Ign http://security.ubuntu.com feisty-security/universe Sources
Ign http://ubuntu.cn99.com feisty Release
Ign http://ubuntu.cn99.com feisty-updates Release
Ign http://ubuntu.cn99.com feisty-security Release
Ign http://ubuntu.cn99.com feisty/main Packages
Ign http://ubuntu.cn99.com feisty/restricted Packages
Ign http://ubuntu.cn99.com feisty/main Sources
Ign http://security.ubuntu.com feisty-security/multiverse Packages
Ign http://security.ubuntu.com feisty-security/multiverse Sources
Err http://security.ubuntu.com feisty-security/main Sources
404 Not Found
Ign http://ubuntu.cn99.com feisty/restricted Sources
Ign http://ubuntu.cn99.com feisty/universe Packages
Ign http://ubuntu.cn99.com feisty/universe Sources
Ign http://ubuntu.cn99.com feisty/multiverse Packages
Ign http://ubuntu.cn99.com feisty/multiverse Sources
Ign http://ubuntu.cn99.com feisty-updates/main Packages
Ign http://ubuntu.cn99.com feisty-updates/restricted Packages
Ign http://ubuntu.cn99.com feisty-updates/main Sources
Ign http://ubuntu.cn99.com feisty-updates/restricted Sources
Ign http://ubuntu.cn99.com feisty-security/main Packages
Ign http://ubuntu.cn99.com feisty-security/restricted Packages
Err http://ubuntu.cn99.com feisty/main Packages
404 Not Found
Err http://ubuntu.cn99.com feisty/restricted Packages
404 Not Found
Err http://ubuntu.cn99.com feisty/main Sources
404 Not Found
Err http://ubuntu.cn99.com feisty/restricted Sources
404 Not Found
Err http://ubuntu.cn99.com feisty/universe Packages
404 Not Found
Err http://ubuntu.cn99.com feisty/universe Sources
404 Not Found
Err http://security.ubuntu.com feisty-security/restricted Sources
404 Not Found
Err http://security.ubuntu.com feisty-security/universe Packages
404 Not Found
Err http://security.ubuntu.com feisty-security/universe Sources
404 Not Found
Err http://security.ubuntu.com feisty-security/multiverse Packages
404 Not Found
Err http://ubuntu.cn99.com feisty/multiverse Packages
404 Not Found
Err http://ubuntu.cn99.com feisty/multiverse Sources
404 Not Found
Err http://ubuntu.cn99.com feisty-updates/main Packages
404 Not Found
Err http://ubuntu.cn99.com feisty-updates/restricted Packages
404 Not Found
Err http://ubuntu.cn99.com feisty-updates/main Sources
404 Not Found
Err http://ubuntu.cn99.com feisty-updates/restricted Sources
404 Not Found
Err http://ubuntu.cn99.com feisty-security/main Packages
404 Not Found
Err http://ubuntu.cn99.com feisty-security/restricted Packages
404 Not Found
Err http://security.ubuntu.com feisty-security/multiverse Sources
404 Not Found
Failed to fetch cdrom:[Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415)]/dists/feisty/main/binary-sparc/Packages.gz Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Failed to fetch cdrom:[Ubuntu-Server 7.04 _Feisty Fawn_ - Release sparc (20070415)]/dists/feisty/restricted/binary-sparc/Packages.gz Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Failed to fetch http://security.ubuntu.com/ubuntu/dists ... Sources.gz 404 Not Found
Failed to fetch http://security.ubuntu.com/ubuntu/dists ... Sources.gz 404 Not Found
Failed to fetch http://security.ubuntu.com/ubuntu/dists ... ackages.gz 404 Not Found
Failed to fetch http://security.ubuntu.com/ubuntu/dists ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... Sources.gz 404 Not Found
Failed to fetch http://security.ubuntu.com/ubuntu/dists ... ackages.gz 404 Not Found
Failed to fetch http://security.ubuntu.com/ubuntu/dists ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... Sources.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Failed to fetch http://ubuntu.cn99.com/ubuntu/dists/fei ... ackages.gz 404 Not Found
Reading package lists... Done
E: Some index files failed to download, they have been ignored, or old ones used instead.